Income Taxes - Schedule of Components of Income Tax and Effective Tax Reconciliation (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Current income tax expense | |||
| U.S. federal income taxes | $ 45 | $ 0 | $ 0 |
| State income taxes | 154 | 156 | 30 |
| Canadian federal and provincial income taxes | 4,742 | 30 | 0 |
| Total current income tax expense | 4,941 | 186 | 30 |
| Deferred income tax expense | |||
| Canadian federal and provincial income taxes | 814 | 0 | 0 |
| Deferred income taxes | 814 | 0 | 0 |
| Provision for income taxes | $ 5,755 | $ 186 | $ 30 |